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Chalcedony
Chalcedony

Ekanite
Ekanite



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Chalcedony
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Ekanite

Chalcedony and Ekanite Optical Properties

1 Optical Properties
1.1 Luster
Vitreous
Vitreous
1.2 Pleochroism
AbsentWalter Schumann
Not Available
1.3 Dispersion
NoneNA
Fluorite Optical Properties
0.007 1
1.4 Transparency
Translucent, Translucent to opaque
Transparent
1.5 Refractive Index
1.530-1.5431.593-1.596
Agate Opal
1 3.25
1.6 Optic Character
Not Available
Not Available
1.7 Crystal System
Trigonal
Tetragonal Trapezohedral H-M Symbol (4 2 2) Space Group: I 422
1.8 Birefringence
0.003-0.0090.001
Achroite
0 0.296
1.9 Clarity
Translucent
Transparent

Chalcedony and Ekanite Optic Character

Chalcedony and Ekanite optical properties play a significant role while distinguishing these gemstones from each other. These properties are influenced by the Chalcedony and Ekanite Physical Properties like crystallographic symmetry, pleochroism,etc. in the crystal. Some of the optical properties are refractive index, luster, optic character, pleochroism etc. Prominent among these is Chalcedony and Ekanite optic character. You might have noticed your gemologist rotating the gemstone while testing it. Rotating a gemstone along its optic axis helps in determining its optic character.

Chalcedony and Ekanite Transparency

Similar to their colors, Chalcedony and Ekanite transparency can also be used as criteria for their primary identification. Although transparency cannot be the only criteria for gemstone identification, it can efficiently used in gemstone grading. Talking about their transparency, Chalcedony is Translucent and Translucent to opaque while Chalcedony is Translucent and Translucent to opaque in appearance.